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Finding the Fourth Proportional to 26,941.25, 40,410.93 and 8,220.53

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Solution

The fourth proportional to 26,941.25, 40,410.93 and 8,220.53 is: 12,330.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,941.25 : 40,410.93 = 8,220.53 : x
  2. Step 2: Convert to fraction form
    26,941.25/40,410.93 = 8,220.53/x
  3. Step 3: Cross multiply
    26,941.25x = 40,410.93 × 8,220.53
  4. Step 4: Simplify right side
    26,941.25x = 332,199,262.39
  5. Step 5: Solve for x
    x = 332,199,262.39/26,941.25
  6. Step 6: Final answer
    x = 12,330.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.